body {
  margin: 0;
  font-family: Arial, sans-serif;
  overflow-x: hidden;
}

body.sidebar-open { overflow-y: hidden; }

.navbar {
  background-color: #1e252e;
  color: #fff;
  display: flex;
  align-items: center;
  padding: 1rem;
  position: relative;
  z-index: 3;
}

.logo {
  flex: 1;
  font-size: 1.5rem;
  -webkit-tap-highlight-color: transparent;
  -webkit-focus-ring-color: transparent;
  user-select: none;
}

/* Hamburger Icon */
.menu-toggle {
  width: 30px;
  height: 24px;
  position: relative;
  cursor: pointer;
  outline: none;
  border: none;
  background: transparent;

  /* Remove flashes */
  -webkit-tap-highlight-color: transparent;
  -webkit-focus-ring-color: transparent;
  user-select: none;
}

.menu-toggle:focus, .menu-toggle:active, .menu-toggle:focus-visible {
  outline: none;
  background: transparent;
}

.menu-toggle span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 3px;
  background: white;
  border-radius: 2px;
  transition: .4s ease;
}

.menu-toggle span:nth-child(1) {
  top: 0;
}

.menu-toggle span:nth-child(2) {
  top: 10px;
}

.menu-toggle span:nth-child(3) {
  top: 20px;
}

.menu-toggle.open span:nth-child(1) {
  transform: rotate(45deg);
  top: 10px;
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: rotate(-45deg);
  top: 10px;
}

/* Side Menu */
.side-menu {
  position: fixed;
  left: -250px;
  width: 250px;
  /*height: 100%;*/
  overflow-y: scroll;
  top: 0;
  bottom: 0;
  background-color: #262e39;
  color: rgba(255,255,255,1);
  padding-top: 7rem;
  transition: left .3s ease;
  z-index: 2;
  /*cursor: all-scroll;*/
}

/* Hide scrollbar for Chrome, Safari and Opera */
.side-menu::-webkit-scrollbar {
    display: none;
}

/* Hide scrollbar for IE, Edge and Firefox */
.side-menu {
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */
}

.side-menu ul {
  list-style: none;
  padding: 0;
}

.side-menu ul li {
  padding: 1rem;
}

.side-menu ul li a {
  color: white;
  text-decoration: none;
  font-size: 1.1rem;
}

.side-menu.open {
  left: 0;
}

/* Overlay */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  background: rgba(0,0,0,.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease;
  z-index: 1;
}

.overlay.show {
  opacity: 1;
  visibility: visible;
}